aerospace engineering blog by Rainer Groh – Aerospace Engineer and Researcher

Last Updated: April 23, 2026
The Aerospace Engineering Podcast features conversations with engineers and researchers in industry and academia to reveal their fascinating real-world stories of innovation, and provide a glimpse into the future of the industry by discussing cutting-edge research and promising new technologies. The podcast is produced by Rainer Groh, a Research Fellow of the Royal Academy of Engineering based at the University of Bristol. Rainer is conducting research with academic and industrial partners (e.g. NASA Langley Research Center and Airbus) on the next generation of lightweight aerospace structures using composite materials.
Podcast Ep. #49 – 9T Labs is Producing High-Performance Composite Materials Through 3D Printing
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Martin Eichenhofer is the CEO & co-founder of 9T Labs, a company that was spun out of ETH Zürich in Switzerland. The company specialises in providing software solutions and manufacturing equipment for producing high-quality and high-performance composite materials using 3D printing.

Podcast Ep. #48 – Engineering Complex Systems for Harsh Environments with First Mode
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Chris Voorhees is the founder and president of First Mode, a Seattle-based company that is designing and building technology for extreme environments off and on planet Earth.

Podcast Ep. #47 – Möbius Aero and MμZ Motion: a Winning Team for Electric Air Racing
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Carl Copeland is the founder of Möbius Aero, an electric air race team, and MμZ Motion, a developer of custom, high-performance electric motors. Carl has built various engineering teams and led innovation in the fields of IT, mechanical, magnetic, and electrical design. He has founded four companies and holds over 25 patents, and his [...]

Podcast Ep. #46 – Tow-Steered Composite Materials with iCOMAT
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Dr Evangelos Zympeloudis is the CEO and co-founder of iCOMAT, a company based in the UK that is developing automated manufacturing equipment for tow-steered composites. Fibre-reinforced plastics, such as carbon-fibre or glass-fibre composites, hold great promise for high-performance and lightweight design due to their excellent stiffness and strength properties at low material density. Traditional [...]

Podcast Ep. #45 – Industrialising Rocket Science with Rocket Factory Augsburg
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Stefan Brieschenk is the Chief Operating Officer of Rocket Factory Augsburg (RFA), a company in the south of Germany that is developing a low-cost launch vehicle. RFA’s vision is to drastically reduce the cost of access to space through large-scale industrialisation of their operations and manufacturing.

Podcast Ep. #44 – Airflow is Building an eSTOL Aircraft for Middle-Mile Logistics
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Marc Ausman is the co-founder and CEO of Airflow, a California-based startup that is building an electric short-haul cargo aircraft. Marc holds a commercial pilot license, and among other endeavours, was previously the Chief Strategist for Airbus’ all-electric, tilt-wing vehicle demonstrator known as Vahana. Alongside four other former Vahana team members, Marc and the [...]

Podcast Ep. #43 – Dr John Williams on Air-Breathing Rocket Engines
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Dr John Williams is an engineer at Lumentum where he works on the extreme challenges of sub-millimetre scale photonic circuits. For the purpose of this conversation, however, we will be discussing John’s former role as a design engineer at Reaction Engines, a UK company that is developing the Synergetic Air-Breathing Rocket Engine, also known [...]

Podcast Ep. #42 – Autonomous Helicopters with Near Earth Autonomy
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Dr Sanjiv Singh is a research professor at the Robotics Institute of Carnegie Mellon University and the CEO of Near Earth Autonomy. Sanjiv has more than 30 years of research experience in the field of autonomous vehicles and has spun-out multiple companies from his university research.

Podcast Ep. #41 – Alpine Advanced Materials and the Ultralight Nanocomposite Material HX5™
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In this episode I am speaking to Aaron Daniel and Peter Shpik of Alpine Advanced Materials. Alpine Advanced Materials specialises in the design and manufacture of custom-engineered parts and products for demanding aerospace and energy applications. The company is currently commercialising a high-performance material known as HX5™, which is a thermoplastic nanocomposite originally developed by Lockheed [...]

Podcast Ep. #40 – Earth-observation Satellite Constellations with SatRevolution
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In this episode I am speaking to Damian Jamroz and Grzegorz Marzec of the Polish NewSpace company SatRevolution. The company was founded in 2016 and specialises in real-time earth observation for civilian and military applications.

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